Watch dial



FIG. 1 is a top plan view of the watch dial showing my new design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a right side view thereof, the left side, front and rear sideviews are the same as the right side view.

The ornamental design for a watch dial, as shown and described.